https://de.marketscreener.com/kurs/aktie/BEIJING-HUAFENG-TEST-CONT-103271743/news/Beijing-Huafeng-Test-Control-Technology-Co-Ltd-meldet-Ergebnis-fur-das-am-30-Juni-2021-beendet-36264519/?utm_source=telegram&utm_medium=social&utm_campaign=share